nilfs_sufile_mark_dirty(9)

✨ nilfs_sufile_mark_dirty(9) ✨

okay bestie, welcome to the Kernel API Manual — this one's a deep cut from the nilfs2 filesystem, and honestly it's giving "small function, big responsibilities" 💅

🎀 NAME 🎀

nilfs_sufile_mark_dirty — mark the buffer having a segment usage dirty 🫶

🌸 SYNOPSIS 🌸

int nilfs_sufile_mark_dirty (struct inode *sufile , __u64 segnum );

🦋 ARGUMENTS 🦋

• sufile — the inode of the segment usage file, like, that's the whole file we're poking at 💖
• segnum — the segment number, i.e. which segment we're talking about, fr fr

⭐ RETURN ⭐

0 on success, or a negative error code on failure. no cap, that's it 😭

🔥 SEE ALSO 🔥

• Kernel file ./fs/nilfs2/sufile.c
• struct nilfs_sufile_info(9)
• nilfs_sufile_segment_usage_offset(9)
• nilfs_sufile_get_ncleansegs(9)
• nilfs_sufile_updatev(9)
• nilfs_sufile_set_alloc_range(9)
• nilfs_sufile_alloc(9)
• nilfs_sufile_set_segment_usage(9)
• nilfs_sufile_get_stat(9)
• nilfs_sufile_truncate_range(9)
• nilfs_sufile_resize(9)
• nilfs_sufile_get_suinfo(9)
• nilfs_sufile_set_suinfo(9)
• nilfs_sufile_trim_fs(9)
• nilfs_sufile_read(9)

🧚 lowkey the whole sufam is here — if you're reading this at 3am in ./fs/nilfs2, hydrate and slay 💜

and that's the whole page, bestie! this lil gem lives in ./fs/nilfs2, dropped October 2026 in the Kernel API Manual — periodt 👑✨